Do you know what the world’s most expensive spice is? Known for its distinct flavour and ability to give food a golden yellow colour, saffron is a highly-prized spice that is primarily produced in northern Iran. It comes from the stigmas of crocus flowers that thrive under the region’s dry climate. Knowledge of saffron’s intricate cultivation that has been passed in Iran from generation to generation. Besides cooking, saffron is also used in traditional medicine to treat cardiovascular issues and for possible cancer prevention.